package computer;

interface Components {
	public void work();
	public int getPrice();
	public String getName();
}

interface Mainboard {
	public void work();
	public int getPrice();
	public String getName();
}

interface Harddisk {
	public void work();
	public int getPrice();
	public String getName();  
}

interface Memory {
	public void work();
	public int getPrice();
	public String getName();
	
}